| 1 | Michael R Craig | Anaheim | 125WSX sx250SX West | January 27, 1990 |
| 10 | Johnny O'Mara | Anaheim | 250SX sx450SX | January 27, 1990 |
| 3 | Jeff Matiasevich | Anaheim | 250SX sx450SX | January 27, 1990 |
| 16 | Shane Trittler | Anaheim | 125WSX sx250SX West | January 27, 1990 |
| 7 | Jeremy McGrath | Anaheim | 125WSX sx250SX West | January 27, 1990 |
| 11 | Mike Fisher | Anaheim | 250SX sx450SX | January 27, 1990 |
| 4 | Jeff Ward | Anaheim | 250SX sx450SX | January 27, 1990 |
| 15 | Jeff Emig | Anaheim | 125WSX sx250SX West | January 27, 1990 |
| 3 | Johnny O'Mara | Houston | 250SX sx450SX | February 3, 1990 |
| 21 | Jeremy McGrath | Houston | 125E/WSX sx250SX Showdown | February 3, 1990 |
| 14 | Mike Brown | Houston | 125E/WSX sx250SX Showdown | February 3, 1990 |
| 7 | Kyle Lewis | Houston | 125E/WSX sx250SX Showdown | February 3, 1990 |
| 12 | Jeff Ward | Houston | 250SX sx450SX | February 3, 1990 |
| 9 | Jeff Matiasevich | Houston | 250SX sx450SX | February 3, 1990 |
| 22 | Michael R Craig | Houston | 125E/WSX sx250SX Showdown | February 3, 1990 |
| 17 | Vince Devane | Houston | 125E/WSX sx250SX Showdown | February 3, 1990 |
| 8 | Tallon Vohland | Houston | 125E/WSX sx250SX Showdown | February 3, 1990 |
| 1 | Jeff Emig | Houston | 125E/WSX sx250SX Showdown | February 3, 1990 |
| 10 | Mike Fisher | Houston | 250SX sx450SX | February 3, 1990 |
| 17 | Ray Crumb | San Diego | 125WSX sx250SX West | February 10, 1990 |
| 5 | Kyle Lewis | San Diego | 125WSX sx250SX West | February 10, 1990 |
| 2 | Jeremy McGrath | San Diego | 125WSX sx250SX West | February 10, 1990 |
| 15 | Jeff Ward | San Diego | 250SX sx450SX | February 10, 1990 |
| 6 | Johnny O'Mara | San Diego | 250SX sx450SX | February 10, 1990 |
| 19 | Ryan Hughes | San Diego | 125WSX sx250SX West | February 10, 1990 |
| 9 | Jeff Emig | San Diego | 125WSX sx250SX West | February 10, 1990 |
| 4 | Michael R Craig | San Diego | 125WSX sx250SX West | February 10, 1990 |
| 9 | Mike Fisher | San Diego | 250SX sx450SX | February 10, 1990 |
| 2 | Jeff Matiasevich | San Diego | 250SX sx450SX | February 10, 1990 |
| 14 | Johnny O'Mara | Seattle | 250SX sx450SX | February 17, 1990 |
| 10 | Jeff Ward | Seattle | 250SX sx450SX | February 17, 1990 |
| 11 | Kyle Lewis | Seattle | 125WSX sx250SX West | February 17, 1990 |
| 3 | Michael R Craig | Seattle | 125WSX sx250SX West | February 17, 1990 |
| 17 | John Dowd | Seattle | 250SX sx450SX | February 17, 1990 |
| 11 | Mike Fisher | Seattle | 250SX sx450SX | February 17, 1990 |
| 2 | Jeff Matiasevich | Seattle | 250SX sx450SX | February 17, 1990 |
| 16 | Shane Trittler | Seattle | 125WSX sx250SX West | February 17, 1990 |
| 7 | Jeff Emig | Seattle | 125WSX sx250SX West | February 17, 1990 |
| 2 | Jeremy McGrath | Seattle | 125WSX sx250SX West | February 17, 1990 |
| 18 | Roland Diepold | Atlanta | 250SX sx450SX | February 24, 1990 |
| 7 | Johnny O'Mara | Atlanta | 250SX sx450SX | February 24, 1990 |
| 1 | Jeff Ward | Atlanta | 250SX sx450SX | February 24, 1990 |
| 17 | Chuck Reed | Atlanta | 125ESX sx250SX East | February 24, 1990 |
| 14 | Mike Treadwell | Atlanta | 125ESX sx250SX East | February 24, 1990 |
| 5 | Chris Coleman | Atlanta | 125ESX sx250SX East | February 24, 1990 |
| 19 | Dennis Hawthorne | Atlanta | 250SX sx450SX | February 24, 1990 |
| 8 | Mike Fisher | Atlanta | 250SX sx450SX | February 24, 1990 |
| 6 | Jeff Matiasevich | Atlanta | 250SX sx450SX | February 24, 1990 |
| 22 | Michael Stahlman | Atlanta | 125ESX sx250SX East | February 24, 1990 |
| 16 | Bobby Jay Mann | Atlanta | 125ESX sx250SX East | February 24, 1990 |
| 13 | Tallon Vohland | Atlanta | 125ESX sx250SX East | February 24, 1990 |
| 7 | Johnny O'Mara | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 15 | Michael Treadwell | Gatorback Cycle Park | 125MX mx250 | March 4, 1990 |
| 6 | Jeff Emig | Gatorback Cycle Park | 125MX mx250 | March 4, 1990 |
| 24 | Dennis Hawthorne | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 19 | Tommy Martin | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 14 | John Dowd | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 11 | Roland Diepold | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 16 | Bobby Jay Mann | Gatorback Cycle Park | 125MX mx250 | March 4, 1990 |
| 14 | Chris Coleman | Gatorback Cycle Park | 125MX mx250 | March 4, 1990 |
| 3 | Jeff Matiasevich | Gatorback Cycle Park | 125MX mx250 | March 4, 1990 |
| 22 | Dag Boyesen | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 15 | Mike Fisher | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 13 | Jeff Ward | Gatorback Cycle Park | 250MX mx450 | March 4, 1990 |
| 17 | Lance Norick | Daytona | 125ESX sx250SX East | March 10, 1990 |
| 8 | Chris Coleman | Daytona | 125ESX sx250SX East | March 10, 1990 |
| 19 | Roland Diepold | Daytona | 250SX sx450SX | March 10, 1990 |
| 11 | Mike Fisher | Daytona | 250SX sx450SX | March 10, 1990 |
| 5 | Jeff Ward | Daytona | 250SX sx450SX | March 10, 1990 |
| 19 | Ty Wallace | Daytona | 125ESX sx250SX East | March 10, 1990 |
| 13 | Bobby Jay Mann | Daytona | 125ESX sx250SX East | March 10, 1990 |
| 17 | Mike Treadwell | Daytona | 250SX sx450SX | March 10, 1990 |
| 9 | Johnny O'Mara | Daytona | 250SX sx450SX | March 10, 1990 |
| 4 | Jeff Matiasevich | Daytona | 250SX sx450SX | March 10, 1990 |
| 1 | Jeremy McGrath | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 13 | Jeff Ward | Las Vegas | 250SX sx450SX | March 17, 1990 |
| 7 | Johnny O'Mara | Las Vegas | 250SX sx450SX | March 17, 1990 |
| 20 | Shane Trittler | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 16 | Ray Crumb | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 5 | Jeff Emig | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 2 | Michael R Craig | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 8 | Mike Fisher | Las Vegas | 250SX sx450SX | March 17, 1990 |
| 1 | Jeff Matiasevich | Las Vegas | 250SX sx450SX | March 17, 1990 |
| 21 | Steve Liedberg | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 18 | Randy Moody | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 8 | Kyle Lewis | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 4 | Ryan Hughes | Las Vegas | 125WSX sx250SX West | March 17, 1990 |
| 10 | Mike Fisher | Pasadena | 250SX sx450SX | March 24, 1990 |
| 2 | Jeff Matiasevich | Pasadena | 250SX sx450SX | March 24, 1990 |
| 7 | Jeff Emig | Pasadena | 125WSX sx250SX West | March 24, 1990 |
| 3 | Jeremy McGrath | Pasadena | 125WSX sx250SX West | March 24, 1990 |
| 9 | Johnny O'Mara | Pasadena | 250SX sx450SX | March 24, 1990 |
| 1 | Jeff Ward | Pasadena | 250SX sx450SX | March 24, 1990 |
| 20 | Kyle Lewis | Pasadena | 125WSX sx250SX West | March 24, 1990 |
| 5 | Michael R Craig | Pasadena | 125WSX sx250SX West | March 24, 1990 |
| 1 | Jeff Ward | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 37 | Jason Norton | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 27 | Brian Roth | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 11 | Kyle Lewis | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 7 | Ryan Hughes | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 35 | Brian Sweaney | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 25 | Rob Richards | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 10 | Johnny O'Mara | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 5 | Mike Fisher | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 39 | Jeremy McGrath | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 29 | Ray Crumb | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 13 | Jeff Matiasevich | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 9 | Jeff Emig | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 3 | Tallon Vohland | Hangtown Motocross Classic | 125MX mx250 | April 1, 1990 |
| 29 | Sean Conley | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 17 | Danny Paladino | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 8 | Joe Waddington | Hangtown Motocross Classic | 250MX mx450 | April 1, 1990 |
| 2 | Michael R Craig | Irving | 125E/WSX sx250SX Showdown | April 7, 1990 |
| 22 | Tallon Vohland | Irving | 125E/WSX sx250SX Showdown | April 7, 1990 |
| 19 | Jeff Ward | Irving | 250SX sx450SX | April 7, 1990 |
| 18 | Shane Trittler | Irving | 125E/WSX sx250SX Showdown | April 7, 1990 |
| 14 | Dennis Hawthorne | Irving | 250SX sx450SX | April 7, 1990 |
| 8 | Jeff Matiasevich | Irving | 250SX sx450SX | April 7, 1990 |
| 3 | Jeremy McGrath | Irving | 125E/WSX sx250SX Showdown | April 7, 1990 |
| 20 | Roy Schellenberger | Irving | 125E/WSX sx250SX Showdown | April 7, 1990 |
| 17 | Michael Stahlman | Irving | 250SX sx450SX | April 7, 1990 |
| 19 | Kyle Lewis | Irving | 125E/WSX sx250SX Showdown | April 7, 1990 |
| 10 | Mike Fisher | Irving | 250SX sx450SX | April 7, 1990 |
| 6 | Jeff Emig | Irving | 125E/WSX sx250SX Showdown | April 7, 1990 |
| 15 | Johnny O'Mara | Pontiac 1 | 250SX sx450SX | April 21, 1990 |
| 8 | Jeff Matiasevich | Pontiac 1 | 250SX sx450SX | April 21, 1990 |
| 15 | Jay Wentzel | Pontiac 1 | 125ESX sx250SX East | April 21, 1990 |
| 12 | Tallon Vohland | Pontiac 1 | 125ESX sx250SX East | April 21, 1990 |
| 20 | Jeff Emig | Pontiac 1 | 250SX sx450SX | April 21, 1990 |
| 14 | Mike Fisher | Pontiac 1 | 250SX sx450SX | April 21, 1990 |
| 5 | Jeff Ward | Pontiac 1 | 250SX sx450SX | April 21, 1990 |
| 14 | Chuck Reed | Pontiac 1 | 125ESX sx250SX East | April 21, 1990 |
| 17 | Johnny O'Mara | Pontiac 2 | 250SX sx450SX | April 22, 1990 |
| 11 | Mike Fisher | Pontiac 2 | 250SX sx450SX | April 22, 1990 |
| 3 | Jeff Ward | Pontiac 2 | 250SX sx450SX | April 22, 1990 |
| 18 | Lance Norick | Pontiac 2 | 125ESX sx250SX East | April 22, 1990 |
| 16 | Jeff Emig | Pontiac 2 | 250SX sx450SX | April 22, 1990 |
| 5 | Jeff Matiasevich | Pontiac 2 | 250SX sx450SX | April 22, 1990 |
| 3 | Tallon Vohland | Pontiac 2 | 125ESX sx250SX East | April 22, 1990 |
| 7 | Jeff Ward | Tampa | 250SX sx450SX | April 28, 1990 |
| 22 | Blane Armbruster | Tampa | 125ESX sx250SX East | April 28, 1990 |
| 16 | Jeff Emig | Tampa | 250SX sx450SX | April 28, 1990 |
| 10 | Mike Fisher | Tampa | 250SX sx450SX | April 28, 1990 |
| 2 | Jeff Matiasevich | Tampa | 250SX sx450SX | April 28, 1990 |
| 1 | Tallon Vohland | Tampa | 125ESX sx250SX East | April 28, 1990 |
| 18 | Gene Naumec | Tampa | 250SX sx450SX | April 28, 1990 |
| 13 | Johnny O'Mara | Tampa | 250SX sx450SX | April 28, 1990 |
| 7 | John Dowd | Lake Sugar Tree MX Park | 250MX mx450 | May 6, 1990 |
| 1 | Jeff Ward | Lake Sugar Tree MX Park | 250MX mx450 | May 6, 1990 |
| 19 | Ty Wallace | Lake Sugar Tree MX Park | 125MX mx250 | May 6, 1990 |
| 5 | Tallon Vohland | Lake Sugar Tree MX Park | 125MX mx250 | May 6, 1990 |
| 17 | Michael Stahlman | Lake Sugar Tree MX Park | 250MX mx450 | May 6, 1990 |
| 12 | Johnny O'Mara | Lake Sugar Tree MX Park | 250MX mx450 | May 6, 1990 |
| 6 | Mike Fisher | Lake Sugar Tree MX Park | 250MX mx450 | May 6, 1990 |
| 22 | Michael Treadwell | Lake Sugar Tree MX Park | 125MX mx250 | May 6, 1990 |
| 9 | Jeff Emig | Lake Sugar Tree MX Park | 125MX mx250 | May 6, 1990 |
| 4 | Jeff Matiasevich | Lake Sugar Tree MX Park | 125MX mx250 | May 6, 1990 |
| 14 | Gene Naumec | Lake Sugar Tree MX Park | 250MX mx450 | May 6, 1990 |
| 19 | Bobby Jay Mann | Charlotte | 125ESX sx250SX East | May 12, 1990 |
| 14 | Gene Naumec | Charlotte | 250SX sx450SX | May 12, 1990 |
| 10 | Johnny O'Mara | Charlotte | 250SX sx450SX | May 12, 1990 |
| 4 | Jeff Matiasevich | Charlotte | 250SX sx450SX | May 12, 1990 |
| 22 | Michael Stahlman | Charlotte | 125ESX sx250SX East | May 12, 1990 |
| 18 | Mike Brown | Charlotte | 125ESX sx250SX East | May 12, 1990 |
| 19 | Chris Knox | Charlotte | 250SX sx450SX | May 12, 1990 |
| 11 | Mike Fisher | Charlotte | 250SX sx450SX | May 12, 1990 |
| 7 | Jeff Ward | Charlotte | 250SX sx450SX | May 12, 1990 |
| 16 | Chuck Reed | East Rutherford | 125ESX sx250SX East | May 19, 1990 |
| 3 | Tallon Vohland | East Rutherford | 125ESX sx250SX East | May 19, 1990 |
| 20 | Dag Boyesen | East Rutherford | 250SX sx450SX | May 19, 1990 |
| 2 | Jeff Ward | East Rutherford | 250SX sx450SX | May 19, 1990 |
| 14 | Gene Naumec | East Rutherford | 250SX sx450SX | May 19, 1990 |
| 9 | Mike Fisher | East Rutherford | 250SX sx450SX | May 19, 1990 |
| 14 | Ty Wallace | East Rutherford | 125ESX sx250SX East | May 19, 1990 |
| 18 | John Dowd | East Rutherford | 250SX sx450SX | May 19, 1990 |
| 10 | Johnny O'Mara | East Rutherford | 250SX sx450SX | May 19, 1990 |
| 6 | Jeff Matiasevich | East Rutherford | 250SX sx450SX | May 19, 1990 |
| 21 | Chris Knox | High Point Raceway | 250MX mx450 | May 27, 1990 |
| 9 | Mike Fisher | High Point Raceway | 250MX mx450 | May 27, 1990 |
| 2 | Jeff Ward | High Point Raceway | 250MX mx450 | May 27, 1990 |
| 19 | Ty Wallace | High Point Raceway | 125MX mx250 | May 27, 1990 |
| 9 | Ryan Hughes | High Point Raceway | 125MX mx250 | May 27, 1990 |
| 3 | Jeff Emig | High Point Raceway | 125MX mx250 | May 27, 1990 |
| 22 | Michael Moore | High Point Raceway | 250MX mx450 | May 27, 1990 |
| 18 | Gene Naumec | High Point Raceway | 250MX mx450 | May 27, 1990 |
| 5 | Johnny O'Mara | High Point Raceway | 250MX mx450 | May 27, 1990 |
| 24 | Bobby Jay Mann | High Point Raceway | 125MX mx250 | May 27, 1990 |
| 12 | Jeremy McGrath | High Point Raceway | 125MX mx250 | May 27, 1990 |
| 8 | Jeff Matiasevich | High Point Raceway | 125MX mx250 | May 27, 1990 |
| 2 | Tallon Vohland | High Point Raceway | 125MX mx250 | May 27, 1990 |
| 14 | Mike Fisher | Foxborough | 250SX sx450SX | June 2, 1990 |
| 9 | Jeff Matiasevich | Foxborough | 250SX sx450SX | June 2, 1990 |
| 20 | Thomas Rice | Foxborough | 125ESX sx250SX East | June 2, 1990 |
| 4 | Tallon Vohland | Foxborough | 125ESX sx250SX East | June 2, 1990 |
| 17 | John Dowd | Foxborough | 250SX sx450SX | June 2, 1990 |
| 11 | Gene Naumec | Foxborough | 250SX sx450SX | June 2, 1990 |
| 2 | Jeff Ward | Foxborough | 250SX sx450SX | June 2, 1990 |
| 16 | Mike Treadwell | Foxborough | 125ESX sx250SX East | June 2, 1990 |
| 18 | Johnny O'Mara | Foxborough | 250SX sx450SX | June 2, 1990 |
| 18 | Gene Naumec | Oklahoma City | 250SX sx450SX | June 10, 1990 |
| 1 | Jeff Emig | Oklahoma City | 125WSX sx250SX West | June 10, 1990 |
| 8 | Jeff Ward | Oklahoma City | 250SX sx450SX | June 10, 1990 |
| 4 | Jeff Matiasevich | Oklahoma City | 250SX sx450SX | June 10, 1990 |
| 2 | Jeremy McGrath | Oklahoma City | 125WSX sx250SX West | June 10, 1990 |
| 14 | Mike Fisher | Oklahoma City | 250SX sx450SX | June 10, 1990 |
| 15 | Tallon Vohland | Oklahoma City | 125ESX sx250SX East | June 10, 1990 |
| 6 | Johnny O'Mara | Oklahoma City | 250SX sx450SX | June 10, 1990 |
| 16 | Randy Moody | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 13 | Shane Trittler | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 13 | Mike Fisher | San Jose | 250SX sx450SX | June 16, 1990 |
| 8 | Ryan Hughes | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 7 | Johnny O'Mara | San Jose | 250SX sx450SX | June 16, 1990 |
| 2 | Michael R Craig | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 22 | Steve Liedberg | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 15 | Ray Crumb | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 17 | Gene Naumec | San Jose | 250SX sx450SX | June 16, 1990 |
| 10 | Jeff Emig | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 10 | Jeff Matiasevich | San Jose | 250SX sx450SX | June 16, 1990 |
| 6 | Jeremy McGrath | San Jose | 125WSX sx250SX West | June 16, 1990 |
| 4 | Jeff Ward | San Jose | 250SX sx450SX | June 16, 1990 |
| 2 | Jeff Emig | Los Angeles | 125WSX sx250SX West | June 23, 1990 |
| 7 | Jeff Matiasevich | Los Angeles | 250SX sx450SX | June 23, 1990 |
| 4 | Johnny O'Mara | Los Angeles | 250SX sx450SX | June 23, 1990 |
| 21 | Michael R Craig | Los Angeles | 125WSX sx250SX West | June 23, 1990 |
| 9 | Ray Crumb | Los Angeles | 125WSX sx250SX West | June 23, 1990 |
| 3 | Jeremy McGrath | Los Angeles | 125WSX sx250SX West | June 23, 1990 |
| 10 | Mike Fisher | Los Angeles | 250SX sx450SX | June 23, 1990 |
| 5 | Jeff Ward | Los Angeles | 250SX sx450SX | June 23, 1990 |
| 17 | Steve Liedberg | Los Angeles | 125WSX sx250SX West | June 23, 1990 |
| 5 | Ryan Hughes | Los Angeles | 125WSX sx250SX West | June 23, 1990 |
| 6 | Tallon Vohland | RedBud Track 'n Trail | 125MX mx250 | July 8, 1990 |
| 20 | Jay Wentzel | RedBud Track 'n Trail | 250MX mx450 | July 8, 1990 |
| 13 | Dag Boyesen | RedBud Track 'n Trail | 250MX mx450 | July 8, 1990 |
| 4 | Johnny O'Mara | RedBud Track 'n Trail | 250MX mx450 | July 8, 1990 |
| 20 | Ty Wallace | RedBud Track 'n Trail | 125MX mx250 | July 8, 1990 |
| 10 | Jeff Emig | RedBud Track 'n Trail | 125MX mx250 | July 8, 1990 |
| 19 | Gene Naumec | RedBud Track 'n Trail | 250MX mx450 | July 8, 1990 |
| 7 | Mike Fisher | RedBud Track 'n Trail | 250MX mx450 | July 8, 1990 |
| 1 | Jeff Ward | RedBud Track 'n Trail | 250MX mx450 | July 8, 1990 |
| 12 | Jeff Matiasevich | RedBud Track 'n Trail | 125MX mx250 | July 8, 1990 |
| 4 | Johnny O'Mara | Moto-X 338 | 250MX mx450 | July 22, 1990 |
| 22 | Paul Goyette | Moto-X 338 | 125MX mx250 | July 22, 1990 |
| 6 | Tallon Vohland | Moto-X 338 | 125MX mx250 | July 22, 1990 |
| 22 | Jim Boschen | Moto-X 338 | 250MX mx450 | July 22, 1990 |
| 9 | Randy McCann | Moto-X 338 | 250MX mx450 | July 22, 1990 |
| 6 | Mike Fisher | Moto-X 338 | 250MX mx450 | July 22, 1990 |
| 3 | Jeff Ward | Moto-X 338 | 250MX mx450 | July 22, 1990 |
| 14 | Jeff Emig | Moto-X 338 | 125MX mx250 | July 22, 1990 |
| 3 | Jeff Matiasevich | Moto-X 338 | 125MX mx250 | July 22, 1990 |
| 18 | Michael Treadwell | Moto-X 338 | 250MX mx450 | July 22, 1990 |
| 7 | John Dowd | Moto-X 338 | 250MX mx450 | July 22, 1990 |
| 14 | Dag Boyesen | Kenworthy's Motocross Park | 250MX mx450 | July 29, 1990 |
| 6 | Mike Fisher | Kenworthy's Motocross Park | 250MX mx450 | July 29, 1990 |
| 1 | Jeff Ward | Kenworthy's Motocross Park | 250MX mx450 | July 29, 1990 |
| 5 | Tallon Vohland | Kenworthy's Motocross Park | 125MX mx250 | July 29, 1990 |
| 25 | Jay Wentzel | Kenworthy's Motocross Park | 250MX mx450 | July 29, 1990 |
| 11 | John Dowd | Kenworthy's Motocross Park | 250MX mx450 | July 29, 1990 |
| 5 | Johnny O'Mara | Kenworthy's Motocross Park | 250MX mx450 | July 29, 1990 |
| 14 | Jeff Emig | Kenworthy's Motocross Park | 125MX mx250 | July 29, 1990 |
| 2 | Jeff Matiasevich | Kenworthy's Motocross Park | 125MX mx250 | July 29, 1990 |
| 11 | Jeff Matiasevich | Washougal Motocross | 125MX mx250 | August 12, 1990 |
| 4 | Tallon Vohland | Washougal Motocross | 125MX mx250 | August 12, 1990 |
| 14 | Travis Brown | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 10 | Dag Boyesen | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 4 | Mike Fisher | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 2 | Jeff Ward | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 14 | Michael R Craig | Washougal Motocross | 125MX mx250 | August 12, 1990 |
| 8 | Jeff Emig | Washougal Motocross | 125MX mx250 | August 12, 1990 |
| 23 | Larry Jackson | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 11 | Keith Bowen | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 9 | Gene Naumec | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 3 | Johnny O'Mara | Washougal Motocross | 500MX mx500MX | August 12, 1990 |
| 18 | Grayson Hart | Washougal Motocross | 125MX mx250 | August 12, 1990 |
| 11 | Brian Swink | Spring Creek Motocross | 125MX mx250 | August 19, 1990 |
| 7 | Ryan Hughes | Spring Creek Motocross | 125MX mx250 | August 19, 1990 |
| 5 | Jeff Matiasevich | Spring Creek Motocross | 125MX mx250 | August 19, 1990 |
| 24 | Chris Knox | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 18 | Jay Wentzel | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 13 | Gene Naumec | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 5 | Johnny O'Mara | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 2 | Jeff Ward | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 10 | Jeff Emig | Spring Creek Motocross | 125MX mx250 | August 19, 1990 |
| 6 | Tallon Vohland | Spring Creek Motocross | 125MX mx250 | August 19, 1990 |
| 20 | Derek Brown | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 14 | Scott Brown | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 9 | Dennis Hawthorne | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 4 | Keith Bowen | Spring Creek Motocross | 500MX mx500MX | August 19, 1990 |
| 23 | Jay Wentzel | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 17 | James Kapitan | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 9 | Andy Stacy | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 14 | Jeff Matiasevich | Broome-Tioga Sports Center | 125MX mx250 | September 2, 1990 |
| 4 | Keith Bowen | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 10 | Ryan Hughes | Broome-Tioga Sports Center | 125MX mx250 | September 2, 1990 |
| 2 | Jeff Ward | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 25 | Randy McCann | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 22 | Michael Moore | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 10 | Dag Boyesen | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 20 | Ty Wallace | Broome-Tioga Sports Center | 125MX mx250 | September 2, 1990 |
| 12 | Tallon Vohland | Broome-Tioga Sports Center | 125MX mx250 | September 2, 1990 |
| 5 | Gene Naumec | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 3 | Johnny O'Mara | Broome-Tioga Sports Center | 500MX mx500MX | September 2, 1990 |
| 6 | Jeff Emig | Broome-Tioga Sports Center | 125MX mx250 | September 2, 1990 |
| 23 | Michael Moore | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 14 | Gene Naumec | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 10 | Andy Stacy | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 4 | Keith Bowen | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 1 | Jeff Ward | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 5 | Jeff Matiasevich | Steel City Raceway | 125MX mx250 | September 30, 1990 |
| 15 | Jay Wentzel | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 11 | James Kapitan | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 7 | Dag Boyesen | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 3 | Johnny O'Mara | Steel City Raceway | 500MX mx500MX | September 30, 1990 |
| 15 | Brian Swink | Steel City Raceway | 125MX mx250 | September 30, 1990 |
| 4 | Jeff Emig | Steel City Raceway | 125MX mx250 | September 30, 1990 |
| 6 | Jeff Emig | Budds Creek Motocross | 125MX mx250 | October 7, 1990 |
| 25 | Lance Norick | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 19 | Andy Stacy | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 13 | Michael Moore | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 8 | Keith Bowen | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 4 | Johnny O'Mara | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 8 | Brian Swink | Budds Creek Motocross | 125MX mx250 | October 7, 1990 |
| 4 | Jeff Matiasevich | Budds Creek Motocross | 125MX mx250 | October 7, 1990 |
| 21 | James Kapitan | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 18 | Micky Dymond | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 9 | Dag Boyesen | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 5 | Gene Naumec | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 2 | Jeff Ward | Budds Creek Motocross | 500MX mx500MX | October 7, 1990 |
| 4 | Johnny O'Mara | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 22 | Paul Hilario | Unadilla Motocross | 125MX mx250 | October 14, 1990 |
| 8 | Brian Swink | Unadilla Motocross | 125MX mx250 | October 14, 1990 |
| 22 | Andy Stacy | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 19 | Chris Coleman | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 15 | James Kapitan | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 10 | John Dowd | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 5 | Gene Naumec | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 3 | Jeff Ward | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 15 | Michael Treadwell | Unadilla Motocross | 125MX mx250 | October 14, 1990 |
| 4 | Jeff Matiasevich | Unadilla Motocross | 125MX mx250 | October 14, 1990 |
| 24 | Randy McCann | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 21 | Jay Wentzel | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 17 | Keith Bowen | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 11 | Dag Boyesen | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |
| 7 | Micky Dymond | Unadilla Motocross | 500MX mx500MX | October 14, 1990 |